Plz me ps just got dez points now i has ) points dddue tomorrow and it is one question easy & th grade

Find the arc length parameter along the given curve from the point where tequals=0 by evaluating the integral s(t)equals=integral from 0 to t startabsolutevalue bold v left parenthesis tau right parenthesis endabsolutevalue d tau∫0tv(τ) dτ. then find the length of the indicated portion of the curve r(t)equals=1010cosine tcost iplus+1010sine tsint jplus+88t k, where 0less than or equals≤tless than or equals≤startfraction pi over 3 endfraction π 3.

Write numerical coefficient of y² in the expression 2x² - 15xy – 7y²

Which type of graph would allow us to compare the median number of teeth for mammals and reptiles easily